-/* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is Lantea mapping/tracking web app.
- *
- * The Initial Developer of the Original Code is
- * Robert Kaiser <kairo@kairo.at>.
- * Portions created by the Initial Developer are Copyright (C) 2011
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Robert Kaiser <kairo@kairo.at>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
var gCanvas, gContext;
var gLastMouseY = 0;
var gZoomFactor;
-// Used as an associative array. They keys have to be strings, ours will be "xindex,yindex,zindex" e.g. "13,245,12".
+// Used as an associative array.
+// The keys have to be strings, ours will be "xindex,yindex,zindex" e.g. "13,245,12".
var gTiles = {};
var gLoadingTile;
+var gMapPrefsLoaded = false;
+
var gDragging = false;
var gZoomTouchID;
if (!gActiveMap)
gActiveMap = "osm_mapnik";
+ var loopCnt = 0;
+ var getPersistentPrefs = function() {
+ if (mainDB) {
+ gPrefs.get("position", function(aValue) {
+ if (aValue) {
+ gPos = aValue;
+ drawMap();
+ }
+ });
+ gPrefs.get("center_map", function(aValue) {
+ if (aValue === undefined)
+ document.getElementById("centerCheckbox").checked = true;
+ else
+ document.getElementById("centerCheckbox").checked = aValue;
+ setCentering(document.getElementById("centerCheckbox"));
+ });
+ gPrefs.get("tracking_enabled", function(aValue) {
+ if (aValue === undefined)
+ document.getElementById("trackCheckbox").checked = true;
+ else
+ document.getElementById("trackCheckbox").checked = aValue;
+ setTracking(document.getElementById("trackCheckbox"));
+ });
+ gMapPrefsLoaded = true;
+ }
+ else
+ setTimeout(getPersistentPrefs, 100);
+ loopCnt++;
+ if (loopCnt > 20) {
+ gMapPrefsLoaded = true;
+ return;
+ }
+ };
+ getPersistentPrefs();
+
gCanvas.addEventListener("mouseup", mapEvHandler, false);
gCanvas.addEventListener("mousemove", mapEvHandler, false);
gCanvas.addEventListener("mousedown", mapEvHandler, false);
var xMax = gPos.x + wid / 2;
var yMax = gPos.y + ht / 2;
- // Go through all the tiles we want. If any of them aren't loaded or being loaded, do so.
+ if (gMapPrefsLoaded && mainDB)
+ gPrefs.set("position", gPos);
+
+ // Go through all the tiles we want.
+ // If any of them aren't loaded or being loaded, do so.
for (var x = Math.floor(xMin / size); x < Math.ceil(xMax / size); x++) {
for (var y = Math.floor(yMin / size); y < Math.ceil(yMax / size); y++) {
var xoff = (x * size - xMin) / gZoomFactor;
var yoff = (y * size - yMin) / gZoomFactor;
var tileKey = encodeIndex(x, y, gPos.z);
if (gTiles[tileKey] && gTiles[tileKey].complete) {
- // Round here is **CRUICIAL** otherwise the images are filtered and the performance sucks (more than expected).
+ // Round here is **CRUCIAL** otherwise the images are filtered
+ // and the performance sucks (more than expected).
gContext.drawImage(gTiles[tileKey], Math.round(xoff), Math.round(yoff));
}
else {
this.tracking = true;
var watchCall = function() {
aSuccessCallback({timestamp: Date.now(),
- coords: {latitude: 48.208174, // + Math.random() - .5,
- longitude: 16.373819, // + Math.random() - .5,
+ coords: {latitude: 48.208174 +
+ (Math.random() - .5) / 5,
+ longitude: 16.373819 +
+ (Math.random() - .5) / 5,
accuracy: 20}});
if (geofake.tracking)
setTimeout(watchCall, 1000);
}
}
+function setCentering(aCheckbox) {
+ if (gMapPrefsLoaded && mainDB)
+ gPrefs.set("center_map", aCheckbox.checked);
+ gCenterPosition = aCheckbox.checked;
+}
+
+function setTracking(aCheckbox) {
+ if (gMapPrefsLoaded && mainDB)
+ gPrefs.set("tracking_enabled", aCheckbox.checked);
+ if (aCheckbox.checked)
+ startTracking();
+ else
+ endTracking();
+}
+
function startTracking() {
var loopCnt = 0;
var getStoredTrack = function() {
gTrackStore.push(tPoint);
drawTrackPoint(position.coords.latitude, position.coords.longitude);
if (gCenterPosition) {
- var posCoord = gps2xy(position.coords.latitude, position.coords.longitude);
+ var posCoord = gps2xy(position.coords.latitude,
+ position.coords.longitude);
if (Math.abs(gPos.x - posCoord.x) > gCanvas.width * gZoomFactor / 4 ||
Math.abs(gPos.y - posCoord.y) > gCanvas.height * gZoomFactor / 4) {
gPos.x = posCoord.x;
function endTracking() {
if (gGeoWatchID) {
+ //geofake.clearWatch(gGeoWatchID);
navigator.geolocation.clearWatch(gGeoWatchID);
}
}